{"record":{"id":"0050b060e62b79a6","repo":"langchain-ai/langgraph","slug":"func-must-be-provided","errorCode":null,"errorMessage":"func must be provided","messagePattern":"func must be provided","errorType":"validation","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"libs/checkpoint/langgraph/checkpoint/store/base/embed.py","lineNumber":156,"sourceCode":null,"sourceCodeStart":null,"sourceCodeEnd":null,"githubUrl":"https://github.com/langchain-ai/langgraph/blob/38031739e551638e373fb553453256c23feeb41f/libs/checkpoint/langgraph/checkpoint/store/base/embed.py#L156","documentation":"Error \"func must be provided\" thrown in langchain-ai/langgraph.","triggerScenarios":"Thrown at libs/checkpoint/langgraph/checkpoint/store/base/embed.py:156 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"38031739e551638e373fb553453256c23feeb41f","analyzedAt":"2026-08-26T18:02:49.312Z","schemaVersion":2},"datasetVersion":"2026-08-26T21:11:00.512Z"}